US7056046B2 - Printing apparatus capable of installing an optional unit for supplying print media - Google Patents

Printing apparatus capable of installing an optional unit for supplying print media Download PDF

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Publication number
US7056046B2
US7056046B2 US10/929,527 US92952704A US7056046B2 US 7056046 B2 US7056046 B2 US 7056046B2 US 92952704 A US92952704 A US 92952704A US 7056046 B2 US7056046 B2 US 7056046B2
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Prior art keywords
print media
information
media
printing apparatus
section
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US20050052520A1 (en
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Shin-ichi Yamazaki
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Canon Inc
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Canon Inc
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Assigned to CANON KABUSHIKI KAISHA reassignment CANON KABUSHIKI KAISHA ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: YAMAZAKI, SHIN-ICHI
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B41J11/48—Apparatus for condensed record, tally strip, or like work using two or more papers, or sets of papers, e.g. devices for switching over from handling of copy material in sheet form to handling of copy material in continuous form and vice versa or point-of-sale printers comprising means for printing on continuous copy material, e.g. journal for tills, and on single sheets, e.g. cheques or receipts
    • B41J11/485—Means for selecting a type of copy material amongst different types of copy material in the printing apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B41J11/009—Detecting type of paper, e.g. by automatic reading of a code that is printed on a paper package or on a paper roll or by sensing the grade of translucency of the paper

Definitions

  • the present invention relates to a printing apparatus having a print medium supplying section that can selectively supply different types of print media to a printing apparatus main body, and in particular, to a printing apparatus that can transmit and receive information on printing to and from a predetermined information processing apparatus and a printing system having the printing apparatus and an information processing apparatus.
  • a user connects the digital camera and the ink jet printing apparatus together using a USB cable or the like to start communications. Then, the user selects one of the images displayed on a display section of the digital camera. The user also sets information on printing, for example, the type and number of print media and a layout. Finally, the user depresses a print button to transmit the selected information to the ink jet printing apparatus. The printing apparatus then starts printing on the basis of the information.
  • the user performs the operation of selecting information on printing including the selection of print media by selecting items from a selection table displayed on the display section of the digital camera.
  • Plural types of selection tables are stored in the digital camera.
  • the selection table corresponding to the type of the connected ink jet printing apparatus is selected and displayed.
  • the digital camera transmits information such as a number and symbol (ID) representing the type of the apparatus.
  • ID a number and symbol representing the type of the apparatus.
  • the digital camera selects and displays one of the stored selection tables which corresponds to the received ID information.
  • Japanese Patent Application Laid-open No. 2003-143539 discloses a structure in which a digital camera operating as an image pickup device and a printer operating as an output device can be connected together via an interface.
  • a digital camera operating as an image pickup device and a printer operating as an output device can be connected together via an interface.
  • data on images photographed using the digital camera is outputted to the printer and printed.
  • the digital camera can count the number of printed sheets.
  • the user can perform operations such as the selection of print media to be printed, while viewing the contents displayed on the display section.
  • the type of print medium specified by the user may not match the print medium supplied in the ink jet printing apparatus.
  • operations on the printing apparatus may be complicated.
  • the print media stacking sections may be removable from the printing apparatus main body.
  • a digital camera When connected to a digital camera, such an ink jet printing apparatus also transmits the ID inherent in it to the digital camera. Upon receiving the ID, the digital camera displays print media uniquely corresponding to the ID. Thus, print media in the print media stacking section which are not actually installed in the ink jet printing apparatus are displayed on the display section of the digital camera as applicable print media. Thus, the user may specify the print media not installed in the apparatus in accordance with the display. If such an operation error occurs, the ink jet printing apparatus transmits a message to the digital camera indicating that the print media are unavailable.
  • the user must re-specify print media. Accordingly, the user may be forced to repeat such a setting operation until the media installed in the ink jet printing apparatus match the print media specified by the user. This disadvantageously makes the user's setting operations complicated and degrades the reliability of the apparatus.
  • the ink jet printing apparatus comprises a print media stacking section in which ordinary paper is stacked and a print media stacking section in which print media allowing the formation of photograph-like images are stacked
  • printing may be executed while frequently switching the print media stacking sections from one to the other.
  • the available print media are switched in the ink jet printing apparatus, this is not reflected in the digital camera.
  • the user must specify print media from applied print media displayed uniquely on the basis of the ID as previously described. Accordingly, the user must perform a printing operation while memorizing the type of print media selected in the ink jet printing apparatus.
  • This cumbersome printing operation may cause the user to make mistakes in operations.
  • the users may not be able to achieve appropriate printing operations unless they confirm the switching state in the ink jet printing apparatus. This degrades the operability of the ink jet printing apparatus.
  • the present invention is provided to solve these problems. It is an object of the present invention to provide a printing apparatus comprising a print media supplying section that selectively supplies plural types of print media and having a high operability, wherein a user can reliably specify applicable print media on an information processing apparatus by transmitting information on print media that can be actually supplied in the printing apparatus, to the information processing apparatus and wherein even if the applied print media are switched in the printing apparatus, the user can reliably recognize this on the information processing apparatus.
  • the present invention has a configuration described below.
  • a first aspect of the present invention provides a printing apparatus that enables transmission of information between a printing apparatus main body that performs a printing operation on print media and a predetermined information processing apparatus, characterized by comprising print media supplying sections that can selectively supply different types of print media to the printing apparatus main body, storage means in which media information on plural types of print media are stored, determining means for determining print media that can be supplied by the print media supplying section, and the communication means reads media information corresponding to the print media which can be supplied and which has been determined by the determining means and transmits the media information to the information processing apparatus.
  • a second aspect of the present invention provides a printing system comprising a printing apparatus including a printing apparatus main body that performs a printing operation on print media and an information processing apparatus having predetermined information processing means, input means, and display means, the printing system enabling transmission of information between the printing apparatus and the information processing apparatus, characterized in that the printing apparatus comprises print media supplying sections that can selectively supply different types of print media to the printing apparatus main body, storage means in which media information on plural types of print media are stored, determining means for determining print media that can be supplied by the print media supplying section, and communication means for reading, from the storage means, the media information corresponding to the print media determined by the determining means and transmitting the media information to the information processing apparatus, in that the information processing apparatus comprises display means for displaying printable print media on the basis of information transmitted by the printing apparatus main body via the main body transmitting means and processing apparatus transmitting means for transmitting print media specifying information specifying print media to be used, to the printing apparatus main body, and in that the printing apparatus receives the print media specification information transmitted by the
  • the printing apparatus transmits information on print media that can be supplied to the information processing apparatus.
  • the user can always reliably set, from the information processing side, print media that can be supplied for the printing apparatus main body. This significantly improves the operability and reliability of the apparatus. It is also possible to prevent useless printing on undesired print media, thus reducing running costs.
  • FIG. 1 is a perspective view showing the whole configuration of an ink jet printing apparatus according to an embodiment of the present invention, wherein a paper supply from a sub paper feeding tray is stopped;
  • FIG. 2 is a perspective view showing the whole configuration of the ink jet printing apparatus according to the embodiment of the present invention, wherein a paper supply from a sub paper feeding tray is enabled;
  • FIG. 3 is a perspective view of the sub paper feeding tray according to the embodiment of the present invention in its paper feed stopped state;
  • FIG. 4 is a perspective view of the sub paper feeding tray according to the embodiment of the present invention in its paper feed enabled state
  • FIG. 5 is a perspective view showing the whole configuration of a sheet feeding section according to the embodiment of the present invention.
  • FIG. 6 is a block diagram of a control system according to the embodiment of the present invention.
  • FIG. 7 is a flow chart showing a process flow executed in a printing system according to the embodiment of the present invention in connection with initialization upon power-on;
  • FIG. 8 is a flow chart showing a process flow executed in the printing system according to the embodiment of the present invention if a user changes a paper feeding tray from which paper can be fed;
  • FIG. 9 is a diagram showing an example of a print media table according to the embodiment of the present invention.
  • the printing apparatus is an ink jet printing apparatus that forms an image on a print medium by ejecting inks to the print medium.
  • the ink jet printing apparatus can be a serial printer type or a full line type.
  • the serial printer type ink jet printing apparatus forms a predetermined image by ejecting inks from a print head while moving a carriage, on which the print head is mounted, in a main scanning direction (in FIGS. 1 and 2 , an X direction) to perform a printing operation, and in union with the main scanning by the print head, intermittently conveying a print medium by a predetermined amount in a direction crossing the main scanning direction (in FIGS.
  • the full line type ink jet printing apparatus forms a predetermined image by fixing print heads at specified positions, the print heads being arranged in a line so that their arrangement width is more than the maximum width of a print medium, and ejecting inks from the print heads while moving the print medium in the direction crossing (normally, orthogonal to) the print heads.
  • the present embodiment employs the serial printer type ink jet printing apparatus.
  • the present invention is not limited to this aspect but is applicable to the full line type ink jet printing apparatus.
  • the present invention is not limited to what is called a non-impact type printing apparatus such as the ink jet printing apparatus in which a print medium does not contact directly with the print head.
  • the present invention is also applicable to what is called an impact type printing apparatus in which the print medium contacts with the print head.
  • FIG. 1 is a perspective view showing the whole configuration of the ink jet printing apparatus according to the embodiment.
  • the ink jet printing apparatus comprises a carriage on which a print head is mounted, a printing section (not shown) including at least a carriage moving mechanism that moves the carriage in the main scanning direction (X direction), a printing apparatus main body 100 comprising at least a conveying mechanism (not shown) that conveys a print medium in a sub-scanning direction (Y direction) orthogonal to the main scanning direction, and a print media supplying section 200 that supplies print media to the printing medium main body, as described above.
  • the printing apparatus main body 100 is provided with a paper discharge tray 101 at a front surface which can be opened and closed and which holds print media printed by the print head and fed out by the conveying mechanism.
  • the print media supplying section 200 is installed on a rear surface of the printing apparatus main body 100 .
  • the print media supplying section 200 mainly comprises a main paper feeding tray (first print media stacking section) 210 in which print media are stacked, a sub paper feeding unit 220 having a sub paper feeding tray (second print media stacking section) 221 , and a paper feeding mechanism 230 (see FIG. 6 ) that selectively supplies print media from the paper feeding tray 210 or 221 .
  • the first paper feeding tray 210 projects rearward and upward so that a bundle of a predetermined number of print media are stacked.
  • the first paper feeding tray 210 is suitable for stacking print media such as ordinary paper, which are relatively large, for example, A 4 - or B 5 -sized, and which are used to create documents.
  • FIG. 1 shows how print media are stacked in the tray.
  • the print media that can be stacked in the first paper feeding tray 211 are not limited to ordinary paper. Larger print media for photographs can be stacked in the tray.
  • a paper feeding roller 231 provided in the paper feeding mechanism 230 separates each of the print media P 1 stacked in the first paper feeding tray 211 from the others and feeds the print medium P 1 to the printing section in a Z direction.
  • the paper feeding roller 231 is rotated by transmitting the driving force of a supply motor 233 shown in FIG. 6 to the roller 231 via a gear train 232 .
  • the sub paper feeding unit 220 holding the sub paper feeding tray 221 , is removably installed in the print media supplying section 200 .
  • a plurality of relatively small L-sized print media or print media which are as large as postcards and on which photograph-like images are printed (these print media will hereinafter referred to as photographing print media) can be housed in the sub paper feeding tray 221 .
  • the sub paper feeding tray 221 is provided with a tray cover 222 which can be opened and closed and which protects housed print sheets from dust and external light.
  • the user can open the tray cover 109 as shown in FIG. 1 and stack the print media for photographs in the tray 221 .
  • the second paper feeding tray 221 is placed in front of and parallel to the first paper feeding tray 210 . Furthermore, an appropriate gap is created between the sub paper feeding unit 220 and the first paper feeding tray 221 .
  • a paper type sensor 104 contacts with a front surface of the uppermost print medium at a moderate pressure.
  • the print medium P 1 Before being fed to the position (printing section) where a printing operation is performed by the print head, the print medium P 1 has its surface state optically detected and identified. Control means realizes an appropriate printing operation form on the basis of the result of the identification.
  • a rotating knob 223 is provided on a front surface of the sub paper feeding unit 220 .
  • a pointer portion 223 a is projected from a certain position on an outer peripheral portion of the rotating knob 223 .
  • the rotating knob 223 is rotated clockwise and counterclockwise between two set positions 224 a and 224 b as shown by the arrow in the figure.
  • the rotating knob 223 is set in the set position 224 a
  • the sub paper feeding tray 221 is held in an elevated position as shown in FIG. 1 .
  • the rotating knob 223 is set in the set position 223 b
  • the sub paper feeding tray 221 is held in a lowered position as shown in FIG. 2 .
  • a switching mechanism is composed of the rotating knob and a mechanism that elevates and lowers the sub paper feeding tray 221 in unison with the rotating knob.
  • a tray state detecting sensor 301 is disposed in the paper feeding section 200 .
  • the tray state detecting sensor 301 detects whether the sub paper feeding tray 221 is stopped (elevated position) or enabled (lowered position).
  • the tray state detecting sensor 301 provided in the paper feeding section (print media supplying section) 200 , detects the projecting lever member.
  • the tray state detecting sensor 301 may be an optical interrupter or mechanical sensor having an electric contact portion that mechanically contacts with and separates from the tray.
  • the sub paper feeding unit 220 is installed in the paper feeding section 200 , it is possible to detect whether or not the sub paper feeding tray 221 is in the enabled state, on the basis of a signal from the tray state detecting sensor 301 .
  • the stopped state in which a paper supply from the sub paper feeding unit 220 is stopped includes not only the state in which the pointer portion 223 a of the rotating knob 223 is set in the set position 224 b while the sub paper feeding unit 220 is installed in the paper feeding section 200 but also the state in which the sub paper feeding unit 220 is not installed in the paper feeding section 200 .
  • the latter stopped state can also be detected on the basis of a signal from the tray state detecting sensor 301 .
  • the sub paper feeding unit 220 has no electric contacts or parts and thus need not be provided with, for example, wiring required to transmit electric signals. As a result, durable mechanisms are realized.
  • FIG. 6 is a block diagram showing the configuration of the ink jet printing apparatus according to the present embodiment.
  • reference numeral 401 denotes a CPU that executes various calculating and determining processes and controls the sections described later.
  • the CPU creates print data for the ink jet printing apparatus, drives a motor to control printing, controls ejections from the print head, analyzes commands transferred by an information processing apparatus such as a digital camera or a personal computer which is connected to the ink jet printing apparatus, and performs various control operations on the basis of inputs from a panel.
  • an information processing apparatus such as a digital camera or a personal computer which is connected to the ink jet printing apparatus, and performs various control operations on the basis of inputs from a panel.
  • Reference numeral 402 denotes a RAM used by a control program
  • reference numeral 403 denotes a ROM in which a control program for the ink jet printing apparatus is stored.
  • the ROM also stores software that controls the ink jet printing apparatus, and various data.
  • the control device for the ink jet printing apparatus includes a process of informing the information processing apparatus (for example, a digital camera 500 ) of print media corresponding to the result of detection by the tray state detecting sensor 301 .
  • the control software in the ROM 403 is executed as a program read by the CPU 401 . Some of the data are directly used as initial values, and others are expanded into the RAM 402 and processed by the CPU 401 .
  • Reference numeral 404 denotes an EEPROM to which information for the ink jet printing apparatus is saved.
  • the EEPROM stores not only the set conditions of the ink jet printing apparatus but also the number of sheets printed, the amount of ink remaining, and the like.
  • Stored information on the set conditions of the ink jet printing apparatus includes function items such as an automatic power-on/off and a dry mode.
  • Reference numeral 405 denotes an interface (I/F) operating as communication means to receive print data from the higher information processing apparatus.
  • the received print data is loaded into the CPU 401 and expanded onto the RAM 402 as image data.
  • the I/F 405 can use IEEE1284, IEEE1394, USB, radio, or the like to bidirectionally communicate with the information processing apparatus.
  • Reference numeral 406 denotes a sensor section including various sensors such as the tray state detecting sensor 301 , a print media detecting sensor that detects whether or not a print medium is present in a conveying path in the printing apparatus main body 100 , and a temperature sensor that detects the ambient temperature, the temperature of the print head, and the like.
  • Reference numeral 408 denotes a carriage (CR) motor used as a driving source for scanning the carriage on which the print head is mounted, in the main scanning direction.
  • Reference numeral 409 denotes a line feed (LF) motor used as a driving source for intermittently moving a print medium in the sub-scanning direction.
  • CR carriage
  • LF line feed
  • Reference numeral 233 denotes an auto sheet feed (ASF) motor used as a driving source for separating each of the print media in the paper feeding tray 221 or 210 of the paper feeding section 200 from the others and feeds the print medium P 1 to a printable position.
  • Reference numeral 411 denotes a purge (PG) motor used as a driving source for recovering the print head.
  • Reference numeral 406 denotes a motor driver that drives each motor; each motor can be independently operated.
  • Reference numeral 412 denotes a print head control section that controls ejections from the print head.
  • Reference numeral 500 denotes a digital camera operating as information processing means connected to the ink jet printing apparatus.
  • reference numeral 501 denotes a CPU
  • reference numeral 502 denotes a ROM in which a control program and the like are stored.
  • Reference numeral 503 denotes a RAM which functions as a work area for process operations performed by the CPU 501 and which stores various data.
  • the CPU 501 connects to an image pickup section 505 that converts optical images incident via an optical system into electric image signals, a display section 507 that displays various images including inputted images and print media tables, described later, an input operation section 506 that gives instructions and inputs various data to the image pickup section or ink jet printing apparatus, and an interface (I/F) operating as communication means for transmitting and receiving information to and from the ink jet printing apparatus.
  • the digital camera 500 and the ink jet printing apparatus constitute a printing system that enables transmissions of information between them.
  • the printing system is powered on (step S 701 ).
  • the tray state detecting sensor 301 provided in the paper feeding section 200 , detects whether or not the sub paper feeding tray 221 can supply print media (step S 702 ). Then, a flag is set depending on the result of the detection. This is carried out to detect whether or not the sub paper feeding tray 221 has been switched from the enabled state to the stopped state or vice versa in the process operation in FIG. 8 .
  • step S 702 the following process is executed in accordance with the flow from steps S 704 to S 707 , described below: information indicative of the type of print media that can be supplied to the printing section of the printing apparatus main body 100 is transmitted to the digital camera 500 , that is, the information processing apparatus connected to the printing apparatus.
  • step S 704 it is determined whether the current sub paper feeding tray 211 is in the enabled state or the stopped state. If the current sub paper feeding tray 211 is determined to be in the enabled state, a paper feed table 2 is selected as communication information transmitted to the digital camera 500 (step S 706 ). The paper feed table 2 is then transmitted as paper feed information (step S 707 ).
  • the enabled state means that the sub paper feeding tray 221 is set in the lowered position by setting the rotating knob 223 of the sub paper feeding unit 220 .
  • a paper feed table 1 is selected (step S 705 ).
  • the paper feed table 1 is then transmitted to the digital camera 500 as communication information.
  • the sub paper feeding tray may be determined to be in the stopped state if the rotating knob 223 is operated to place the sub paper feeding unit 220 in the elevated position and if the sub paper feeding unit 200 is not installed in the paper feeding section 200 . However, in either case, the paper feed table 1 is transmitted to the digital camera 500 as communication information (step S 707 ).
  • the CPU 501 in the digital camera 500 allows the display section 507 to display the paper feed table (S 708 ).
  • FIG. 9 shows an example of the paper feed tables 1 and 2 relating to the print media displayed by the digital camera 500 .
  • the paper feed table 1 is used when a paper feed from the sub paper feeding tray 221 is enabled.
  • the paper feed table 1 thus indicates that large-sized paper such as 2L- and A4-sized sheets cannot be printed.
  • the paper feed table 2 is used when a paper feed from the sub paper feeding tray 221 is stopped, while only a paper feed from the main paper feeding tray 210 is enabled.
  • the paper feed table 2 thus indicates that relatively large-sized paper such as A4- and 2L-sized sheets can also be fed.
  • the display section 507 thus displays tables such as those described above, so that the user can reliably recognize the sizes and materials of print media that can be printed by the ink jet printing apparatus. Then, the user specifies, for example, the type of print media to be used, in accordance with the paper feed tables. The user thus determines images to be printed. Subsequently, the user depresses a transmission button in the input operation section 506 to transmit information on the determined print media and image data from the ink jet printing apparatus (steps S 709 to S 710 ). Subsequently, on the basis of the data transmitted from the digital camera 500 , the ink jet printing apparatus selects the paper feeding tray in which the selected print media are stacked. The ink jet printing apparatus then performs a printing operation by feeding paper from the selected paper feeding tray (steps 5711 and S 712 ).
  • step S 501 it is determined whether the state of the sub paper feeding tray 221 of the paper feeding section 200 has been changed, that is, the sub paper feeding tray has been changed from the enabled state to the stopped state or vice versa. This can be detected on the basis of the result of detection by the tray state detecting sensor 301 (step S 501 ). Then, it is determined whether or not the result of the detection by the tray state detecting sensor 301 is the same as the result of the preceding detection (step S 502 ). For example, immediately after the previously described initialization, the result of detection stored in the step S 702 is compared with the result of the current detection.
  • step S 502 If it is determined in the step S 502 that the results of the preceding and current detections are the same, it is then determined that the state of the sub paper feeding tray 221 has not been changed. The information based on the result of the detection is not transmitted to the digital camera 500 connected to the printing apparatus. On the other hand, if the results of the preceding and current detections are different, it is then determined that the state of the sub paper feeding tray 221 has been changed. Thus, the result of the current detection is written over the result of the detection set during the preceding detecting operation (step S 503 ).
  • step S 504 On the basis of the state of the sub paper feeding tray 221 detected in a step S 504 , the following process is executed in accordance with the flow from steps S 504 to S 507 : information indicative of the type of print media that can be supplied to the printing section of the printing apparatus main body 100 is transmitted to the digital camera 500 , the information processing apparatus connected to the printing apparatus.
  • the paper feed table 2 is selected as communication information transmitted to the digital camera 500 (step S 506 ).
  • the paper feed table 2 is then transmitted as paper feed information (step S 507 ).
  • the enabled state means that the sub paper feeding tray 221 is set in its lowered position by setting the rotating knob 223 of the sub paper feeding unit 220 .
  • the paper feed table 1 is selected (step S 505 ).
  • the paper feed table 1 is then transmitted to the digital camera 500 as communication information.
  • the sub paper feeding tray may be determined to be in the stopped state if the rotating knob 223 is operated to place the sub paper feeding unit 220 in the elevated position and if the sub paper feeding unit 200 is not installed in the paper feeding section 200 . However, in either case, the paper feed table 1 is transmitted to the digital camera 500 as communication information (step S 507 ).
  • the tables show only the sizes of print media.
  • other tables such as a table indicating quality of print media or a parameter table relating to image correction may be employed in accordance with the conditions whether or not the sub-paper feeding tray 221 is installed, with such employment information being sent to the information processing apparatus.
  • the digital camera has been exemplified as the information processing apparatus to be connected to the ink jet printing apparatus.
  • any information processing apparatus capable of communicating with the ink jet printing apparatus is applicable.
  • such information processing apparatus requires information processing means, display means, and the like.
  • the present invention is not limited to the ink jet printing apparatus employing the digital camera as the information processing apparatus.
  • an example of the print media stacking means is the ink jet printing apparatus having the two paper feeding trays, the main paper feeding tray and the sub paper feeding tray.
  • the present invention is applicable to an ink jet printing apparatus having three or more print media stacking means.
  • the plurality of print media stacking means may be removable from or fixed to the printing apparatus main body.
  • each print media stacking means may have a function to be appropriately switched between the enabled state and the stopped state.
  • the present invention is applicable to the case where the print media stacking means is not provided with such a switching function.
  • the object of the present invention can be accomplished by transmitting media information based on the result of the detection to the information processing apparatus.
  • the print media stacking means with a paper type detecting means for detecting the size or material of print media, it is possible to transmit more detailed and reliable information on the print media stacked in the print media stacking means to the information processing apparatus. This further improves the reliability of the system.

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JP6171904B2 (ja) * 2013-03-29 2017-08-02 ブラザー工業株式会社 シート搬送装置及び画像記録装置
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JP7670573B2 (ja) * 2021-07-29 2025-04-30 富士フイルム株式会社 プリンタ装置及びプリンタ付きカメラ並びにカメラ

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